namespace UnoApp.Infrastructure;

internal class DebugHttpHandler : DelegatingHandler
{
    private readonly ILogger _logger;

    public DebugHttpHandler(ILogger<DebugHttpHandler> logger, HttpMessageHandler? innerHandler = null)
        : base(innerHandler ?? new HttpClientHandler())
    {
        _logger = logger;
    }

    protected async override Task<HttpResponseMessage> SendAsync(
        HttpRequestMessage request,
        CancellationToken cancellationToken)
    {
        var response = await base.SendAsync(request, cancellationToken);
#if DEBUG
		if(!response.IsSuccessStatusCode)
		{
			_logger.LogDebugMessage("Unsuccessful API Call");
			if(request.RequestUri is not null)
				_logger.LogDebugMessage($"{request.RequestUri} ({request.Method})");
			foreach((var key, var values) in request.Headers.ToDictionary(x => x.Key, x => string.Join(", ", x.Value)))
			{
				_logger.LogDebugMessage($"{key}: {values}");
			}

			var content = request.Content is not null ? await request.Content.ReadAsStringAsync() : null;
			if(!string.IsNullOrEmpty(content))
			{
				_logger.LogDebugMessage(content);
			}

			// Uncomment to automatically break when an API call fails while debugging
			// System.Diagnostics.Debugger.Break();
		}
#endif
        return response;
    }
}
